Voir la notice de l'article provenant de la source Math-Net.Ru
@article{KVANT_2015_3_a28, author = {E. Epifanov}, title = {{\CYRT}{\cyrr}{\cyri} {\cyrp}{\cyrya}{\cyrt}{\cyri}{\cyru}{\cyrg}{\cyro}{\cyrl}{\cyrsftsn}{\cyrn}{\cyri}{\cyrk}{\cyra}}, journal = {Kvant}, pages = {1}, publisher = {mathdoc}, number = {3}, year = {2015}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/KVANT_2015_3_a28/} }
E. Epifanov. Три пятиугольника. Kvant, no. 3 (2015). http://geodesic.mathdoc.fr/item/KVANT_2015_3_a28/